A2 a flat shape with four sides of equal length and four angles of 90°正方形，四方形
A2 any square-shaped object正方形物，四方形物
A2 an area of approximately square-shaped land in a city or a town, often including the buildings that surround it（城镇中的）广场（常包括周围的建筑）
a particular space on a board used for playing games（游戏中棋盘的）格
US a tool for drawing or testing a right angle直角尺，丁字尺
Cut the pastry into a square and turn in the corners.
A square is a regular quadrilateral.
A square has four right angles.
Just before midnight, the square filled up with drunken revellers.
In the square in front of the hotel stands a monument to all the people killed in the war.
old-fashioned informal a boring person who does not like new and exciting ideas古板的人；老古董
the result of multiplying a number by itself使成平方；使成二次幂
A2 having the shape of a square正方形的，四方形的
written abbreviation sq., symbol 2 used with units of measurement of length to express the total size of an area（与长度单位连用）平方的
Square is used immediately after measurements of length when expressing the length of the four sides of a square-shaped area.（紧接长度单位后）…见方
It's a square room.
He has a very square face.
She was wearing a square pendant around her neck.
We've bought a square table for the dining room.
She drew a square shape on the paper.
informal equal or level正的；相等的；水平的
If two people are all square, one of them has paid off a debt to the other and neither now owes or is owed any money.两清的，互不欠账的
If two teams or players are (all) square, they have an equal number of goals or points.平局的
in a straight line直线的，笔直的
old-fashioned informal used to describe a person who is boring and does not like new and exciting things乏味的；古板守旧的
[ T ] to multiply a number by itself使成平方；使成二次幂
to pull your shoulders up and back because you feel determined to do something（表示决心已定）挺起胸膛，挺直身子